David Josias is an impact-driven Back End Developer with 11 years of experience building and maintaining distributed, event-driven systems for large European retailers and utilities. Based in Lille, he has shaped microservices and Kafka-based architectures, led Java migrations from legacy Cobol/Oracle stacks, and operationalized CI/CD and monitoring across multi-country marketplaces. Comfortable across the stack, he pairs Spring/Java expertise with Bash automation, PostgreSQL, and containerized deployments (OpenShift), while routinely owning evolutive maintenance and platform transitions. Known internally as a CPoCO (Chief Proof-Of-Concept Officer), he excels at turning experimental ideas into production-ready services that reduce technical debt and streamline order lifecycles.
11 years of coding experience
5 years of employment as a software developer
Bachelor's degree of Engineering, Computer Science, Bachelor's degree of Engineering, Computer Science at Université Lille I
Master of Science degree in Engineering (M. Sc. Eng.), Ingénierie informatique, Master of Science degree in Engineering (M. Sc. Eng.), Ingénierie informatique at Université de Lille
Contributions:1 PR, 50 pushes, 4 branches in 2 months
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David Josias - Back End Developer at ADEO Services